The NSAA first sponsored Six Man football from 1987 to 1998, and again starting in 2018, with the Six Man association crowning a champion in the intervening seasons.
1987: Guide Rock Warriors (note 1)
1988: Loup County Wildcats (note 2)
1989: Wolbach Mustangs (note 3)
1990: Lawrence Panthers (note 4)
1991: Bartley Bombers (note 5)
1992: Cedar Rapids Tigers (note 6)
1993: Spalding Academy Shamrocks (note 6)
1994: Arthur Wolves
1995: Wolbach Mustangs (note 3)
1996: Wolbach Mustangs (note 3)
1997: Benedict Eagles (note 7)
1998: Milligan Roosters (note 8)
1999: Litchfield Trojans (note 9)
2000: Arthur County Wolves
2001: Wolbach Mustangs (note 3)
2002: Litchfield Trojans (note 9)
2003: Wheeler Central Broncos (note 10)
2004: Arcadia Huskies (note 11)
2005: Wheeler Central Broncos (note 10)
2006: Wheeler Central Broncos (note 10)
2007: Elba Bluejays
2008: Greeley-Wolbach Titans (note 3)
2009: Arthur County Wolves
2010: Arthur County Wolves
2011: Arthur County Wolves
2012: Wauneta-Palisade Broncos
2013: Silver Lake Mustangs
2014: Riverside Chargers
2015: Riverside Chargers
2016: Riverside Chargers
2017: Riverside Chargers
2018: Wilcox-Hildreth Falcons
2019: Harvard Cardinals
2020: McCool Junction Mustangs
2021: Cody-Kilgore Cowboys
2022: Lincoln Parkview Christian Patriots
2023: Sumner-Eddyville-Miller Mustangs
2024: Stuart Broncos
Note 1: The Guide Rock Warriors were red and white.
Note 2: the Loup County Wildcats, red and white, began a co-op in 2012 with the Sargent Bulldogs, as the Twin Loup Wolves. This Loup County helmet is from 1988.
Note 3: The Wolbach Mustangs, royal and white, consolidated with the Greeley Bulldogs in 2004, as the Greeley-Wolbach Titans, red and blue. Greeley-Wolbach then consolidated with the North Loup-Scotia Wildcats in 2015, as the Central Valley Cougars. The Wolbach helmet is from 1995, and the Greeley-Wolbach helmet is from 2008.
Note 4: The Lawrence Panthers, red and white, consolidated with the Nelson Tigers in 2000 as the Lawrence-Nelson Raiders.
Note 5: The Bartley Bombers, blue and white, consolidated with Beaver Valley (Danbury, Lebanon, and Wilsonville) as Twin Valley, who then joined Republican Valley in 2003 as the Southwest Roughriders.
Note 6: The Cedar Rapids Tigers, maroon and gold, consolidated with the Spalding Bluejays as the Riverside Chargers. The Spalding Academy Shamrocks currently co-op with this consolidation, starting in 2022.
Note 7: In 2002, the Benedict Eagles, purple and gold, consolidated with the Stromsburg Vikings as the Cross County Cougars.
Note 8: The Milligan Roosters, purple and white, consolidated with the Exeter Eagles in 2003 as the Exeter-Milligan Timberwolves, who now co-op football with the Friend Bulldogs as the EMF Bobcats.
Note 9: The Litchfield Trojans, red and blue, now co-op with the Ansley Warriors as the Ansley/Litchfield Spartans.
Note 10: The Wheeler Central Broncos, orange and black, now co-op with the Chambers Coyotes as the CWC Renegades.
Note 11: The Arcadia Huskies, red and white, now co-op with Loup City as the Arcadia/Loup City Rebels.